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authorFlorin Coras <fcoras@cisco.com>2018-09-11 16:33:36 -0700
committerMarco Varlese <marco.varlese@suse.de>2018-09-12 09:13:16 +0000
commit2cba8533cc4444c4615903add9a8f20c7c87079c (patch)
tree3a35e400cd081c34ae5801d71f5fec51c02611df /src/vcl/vcl_test_server.c
parent41c9e04be0ca3a081926045e78dc969dab563532 (diff)
vcl: add apis that expos fifo as buffer
Change-Id: I4bd9c9f73499711e04b38d53daa5c917a4285bf5 Signed-off-by: Florin Coras <fcoras@cisco.com>
Diffstat (limited to 'src/vcl/vcl_test_server.c')
-rw-r--r--src/vcl/vcl_test_server.c111
1 files changed, 91 insertions, 20 deletions
diff --git a/src/vcl/vcl_test_server.c b/src/vcl/vcl_test_server.c
index 7c1bef62d6d..a184d995372 100644
--- a/src/vcl/vcl_test_server.c
+++ b/src/vcl/vcl_test_server.c
@@ -38,6 +38,7 @@ typedef struct
sock_test_stats_t stats;
vppcom_endpt_t endpt;
uint8_t ip[16];
+ vppcom_data_segments_t ds;
} vcl_test_server_conn_t;
typedef struct
@@ -72,6 +73,7 @@ typedef struct
struct sockaddr_storage servaddr;
volatile int worker_fails;
volatile int active_workers;
+ u8 use_ds;
} vcl_test_server_main_t;
static __thread int __wrk_index = 0;
@@ -196,6 +198,7 @@ vts_server_start_stop (vcl_test_server_worker_t * wrk,
sync_config_and_reply (conn, rx_cfg);
vtinf ("(fd %d): %s-directional Stream Test Complete!\n"
SOCK_TEST_BANNER_STRING "\n", conn->fd, is_bi ? "Bi" : "Uni");
+ memset (&conn->stats, 0, sizeof (conn->stats));
}
else
{
@@ -217,12 +220,27 @@ vts_server_start_stop (vcl_test_server_worker_t * wrk,
static inline void
vts_server_rx (vcl_test_server_conn_t * conn, int rx_bytes)
{
+ vcl_test_server_main_t *vts = &sock_server_main;
int client_fd = conn->fd;
- sock_test_t test = conn->cfg.test;
- if (test == SOCK_TEST_TYPE_BI)
- (void) vcl_test_write (client_fd, conn->buf, rx_bytes, &conn->stats,
- conn->cfg.verbose);
+ if (conn->cfg.test == SOCK_TEST_TYPE_BI)
+ {
+ if (vts->use_ds)
+ {
+ (void) vcl_test_write (client_fd, conn->ds[0].data, conn->ds[0].len,
+ &conn->stats, conn->cfg.verbose);
+ if (conn->ds[1].len)
+ (void) vcl_test_write (client_fd, conn->ds[1].data,
+ conn->ds[1].len, &conn->stats,
+ conn->cfg.verbose);
+ }
+ else
+ (void) vcl_test_write (client_fd, conn->buf, rx_bytes, &conn->stats,
+ conn->cfg.verbose);
+ }
+
+ if (vts->use_ds)
+ vppcom_session_free_segments (conn->fd, conn->ds);
if (conn->stats.rx_bytes >= conn->cfg.total_bytes)
clock_gettime (CLOCK_REALTIME, &conn->stats.stop);
@@ -231,11 +249,13 @@ vts_server_rx (vcl_test_server_conn_t * conn, int rx_bytes)
static void
vts_server_echo (vcl_test_server_conn_t * conn, int rx_bytes)
{
+ vcl_test_server_main_t *vts = &sock_server_main;
int tx_bytes, nbytes, pos;
- /* If it looks vaguely like a string,
- * make sure it's terminated
- */
+ if (vts->use_ds)
+ vppcom_data_segment_copy (conn->buf, conn->ds, rx_bytes);
+
+ /* If it looks vaguely like a string, make sure it's terminated */
pos = rx_bytes < conn->buf_size ? rx_bytes : conn->buf_size - 1;
((char *) conn->buf)[pos] = 0;
vtinf ("(fd %d): RX (%d bytes) - '%s'", conn->fd, rx_bytes, conn->buf);
@@ -349,7 +369,7 @@ vcl_test_server_process_opts (vcl_test_server_main_t * ssm, int argc,
ssm->cfg.proto = VPPCOM_PROTO_TCP;
opterr = 0;
- while ((c = getopt (argc, argv, "6Dw:")) != -1)
+ while ((c = getopt (argc, argv, "6Dsw:")) != -1)
switch (c)
{
case '6':
@@ -367,7 +387,9 @@ vcl_test_server_process_opts (vcl_test_server_main_t * ssm, int argc,
else
vtwrn ("Invalid number of workers %d", v);
break;
-
+ case 's':
+ ssm->use_ds = 1;
+ break;
case '?':
switch (optopt)
{
@@ -501,6 +523,53 @@ vts_worker_init (vcl_test_server_worker_t * wrk)
vtinf ("Waiting for a client to connect on port %d ...", ssm->cfg.port);
}
+static int
+vts_conn_expect_config (vcl_test_server_conn_t * conn)
+{
+ if (conn->cfg.test == SOCK_TEST_TYPE_ECHO)
+ return 1;
+
+ return (conn->stats.rx_bytes < 128
+ || conn->stats.rx_bytes > conn->cfg.total_bytes);
+}
+
+static sock_test_cfg_t *
+vts_conn_read_config (vcl_test_server_conn_t * conn)
+{
+ vcl_test_server_main_t *vts = &sock_server_main;
+
+ if (vts->use_ds)
+ {
+ /* We could avoid the copy if the first segment is big enough but this
+ * just simplifies things */
+ vppcom_data_segment_copy (conn->buf, conn->ds,
+ sizeof (sock_test_cfg_t));
+ vppcom_session_free_segments (conn->fd, conn->ds);
+ }
+ return (sock_test_cfg_t *) conn->buf;
+}
+
+static inline int
+vts_conn_read (vcl_test_server_conn_t * conn)
+{
+ vcl_test_server_main_t *vts = &sock_server_main;
+ if (vts->use_ds)
+ return vcl_test_read_ds (conn->fd, conn->ds, &conn->stats);
+ else
+ return vcl_test_read (conn->fd, conn->buf, conn->buf_size, &conn->stats);
+}
+
+static inline int
+vts_conn_has_ascii (vcl_test_server_conn_t * conn)
+{
+ vcl_test_server_main_t *vts = &sock_server_main;
+
+ if (vts->use_ds)
+ return isascii (conn->ds[0].data[0]);
+ else
+ return isascii (conn->buf[0]);
+}
+
static void *
vts_worker_loop (void *arg)
{
@@ -550,8 +619,7 @@ vts_worker_loop (void *arg)
if (EPOLLIN & wrk->wait_events[i].events)
{
read_again:
- rx_bytes = vcl_test_read (conn->fd, conn->buf,
- conn->buf_size, &conn->stats);
+ rx_bytes = vts_conn_read (conn);
if (rx_bytes <= 0)
{
@@ -564,16 +632,19 @@ vts_worker_loop (void *arg)
continue;
}
- rx_cfg = (sock_test_cfg_t *) conn->buf;
- if (rx_cfg->magic == SOCK_TEST_CFG_CTRL_MAGIC)
+ if (vts_conn_expect_config (conn))
{
- vts_handle_cfg (wrk, rx_cfg, conn, rx_bytes);
- if (!wrk->nfds)
+ rx_cfg = vts_conn_read_config (conn);
+ if (rx_cfg->magic == SOCK_TEST_CFG_CTRL_MAGIC)
{
- vtinf ("All client connections closed\n");
- goto done;
+ vts_handle_cfg (wrk, rx_cfg, conn, rx_bytes);
+ if (!wrk->nfds)
+ {
+ vtinf ("All client connections closed\n");
+ goto done;
+ }
+ continue;
}
- continue;
}
if ((conn->cfg.test == SOCK_TEST_TYPE_UNI)
|| (conn->cfg.test == SOCK_TEST_TYPE_BI))
@@ -584,7 +655,7 @@ vts_worker_loop (void *arg)
goto read_again;
continue;
}
- if (isascii (conn->buf[0]))
+ if (vts_conn_has_ascii (conn))
{
vts_server_echo (conn, rx_bytes);
}
@@ -621,7 +692,7 @@ main (int argc, char **argv)
clib_mem_init_thread_safe (0, 64 << 20);
vsm->cfg.port = SOCK_TEST_SERVER_PORT;
vsm->cfg.workers = 1;
- vsm->active_workers = 1;
+ vsm->active_workers = 0;
vcl_test_server_process_opts (vsm, argc, argv);
rv = vppcom_app_create ("vcl_test_server");